Date: Mon, 11 Mar 2013 13:05:12 +0000 (UTC) From: Gleb Smirnoff <glebius@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r248159 - head/lib/libnetgraph Message-ID: <201303111305.r2BD5Ce4040328@svn.freebsd.org>
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Author: glebius Date: Mon Mar 11 13:05:11 2013 New Revision: 248159 URL: http://svnweb.freebsd.org/changeset/base/248159 Log: Fix for quite a special case when userland emulates a netgraph node, and userland can reply to a message with NGM_HASREPLY bit set. In this case we should not wait for a response to a responce. PR: 176771 Submitted by: Keith Reynolds <keith.reynolds tidalscale.com> Modified: head/lib/libnetgraph/msg.c Modified: head/lib/libnetgraph/msg.c ============================================================================== --- head/lib/libnetgraph/msg.c Mon Mar 11 12:22:44 2013 (r248158) +++ head/lib/libnetgraph/msg.c Mon Mar 11 13:05:11 2013 (r248159) @@ -234,7 +234,7 @@ NgDeliverMsg(int cs, const char *path, } /* Wait for reply if there should be one. */ - if (msg->header.cmd & NGM_HASREPLY) { + if (msg->header.cmd & NGM_HASREPLY && !(msg->header.flags & NGF_RESP)) { struct pollfd rfds; int n;
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